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    deploying Charmed Kubernetes

    We are in the process of deploying Charmed Kubernetes [1] on Ubuntu 20.04 LTS and we have recently acquired three new servers which is the bare minimum for Charmed Kubernetes. The three servers have 4 network cards each. We would like to group the ethernet interfaces by group of 2 so each group...
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    strace in linux

    If a user or system process seems to be stuck. When attaching strace to the process, i see strace shows an unfinished system call. What could this mean? When and why would using strace be a poor choice while debugging an issue of this type?
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    kernel panic

    I m experiencing a kernel panic. I would like to know what a kernel panic is and what are the most common causes of kernel panics? What steps to debug/collect data for further debugging in such an event. Is it possible to trigger a kernel panic on purpose? Why would you do so
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    Pass lost

    I lost the credentials to the Ubuntu 20.04 LTS Server. I need the instructions on how I could log into a Linux host without knowing a valid login/password combination, and without permanently altering any local files.
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    what are the main advantages of using Open Source?Are there any disadvantages to using Open Source? If so, what are they?